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The Keystone Gold-Copper District, Medicine Bow Mountains, Southeastern Wyoming
May 2002 by W. Dan Hausel
The Keystone district includes a group of mineralized shear zones and veins that are associated with the Keystone Quartz Diorite in the Medicine Bow Mountains of southwestern Wyoming. Gold production from this district is unknown, although some estimates suggest that 7,500 to more than 12,000 ounces were produced.Sixteen to One Gold Mine: Unique Challenges and Potential Rewards - Pt I
Many of the Sixteen to One’s challenges arise from its unusual geology and the pocket characteristics of the ore deposits.
Better Worse: More Boo-Boo's - Part 3
March 2023Accelerated ATV Unloading Methods
The Summer of ‘81
When it was all setup and running, you had everything coming off the dredge riffles into the boil box. At the hole section, some of the water got sucked down and pulled a lot of black sand and over heavies…
Barrick Offers $10 Million to Unlock Silver Ore
Barrick Gold Corporation is offering US$10 million to anyone who can unlock the silver from the ore at its Veladero gold mine in Argentina.
Sulfides and Intergrain Gold Wire Nuggets
...these nuggets have not traveled far from the lode because the golden wire lattices would have been torn apart or flattened during weathering of rock and deposition by violent stream action.
The PIGMI—a DIY Crevice Tool
I’ve had great success using it to gather gold from crevices. I’d like to share the design with all of you gold miners reading this article and hope that you get as much satisfaction building and using it as I did.
The Bawl Mill
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